<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <script>
        /* 
            字符串 ：引号。
                1. 特殊字符,用转义符
                2. length 获取字符串的长度(有多少个字符)
                3. + 可以进行字符串的拼接
                4. 字符串拼接其它数据类型后还是字符串
                5. 字符串和变量拼接: 引引加加 
        */

        let address = '郑\'州\n河南';
        console.log(address);

        let hero = "德玛西亚";
        let lol = "wzry";
        console.log("hero 的长度是：" + hero.length);
        console.log("lol 的长度是：" + lol.length);

        let subject = 'h5';
        let subject1 = 'js';
        let result = 'h5' + 'js';
        console.log(result);
        console.log(subject + subject1);

        let star = '孙红雷';
        // star = star + 28;
        star = star + true;
        console.log(typeof star);

        let dota = '刀塔';
        console.log('王者荣耀' + dota + '吃鸡');
    </script>
</body>

</html>